11125222533 has 16 divisors (see below), whose sum is σ = 16580511360. Its totient is φ = 7372399968.

The previous prime is 11125222489. The next prime is 11125222541. The reversal of 11125222533 is 33522252111.

11125222533 is a `hidden beast` number, since 1 + 1 + 125 + 2 + 2 + 2 + 533 = 666.

11125222533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11125222533 - 2²² = 11121028229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11125222497 and 11125222506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11125222543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1229160 + ... + 1238177.

It is an arithmetic number, because the mean of its divisors is an integer number (1036281960).

Almost surely, 2^11125222533 is an apocalyptic number.

It is an amenable number.

11125222533 is a deficient number, since it is larger than the sum of its proper divisors (5455288827).

11125222533 is a wasteful number, since it uses less digits than its factorization.

11125222533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467513 (or 2467507 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

Adding to 11125222533 its reverse (33522252111), we get a palindrome (44647474644).

The spelling of 11125222533 in words is "eleven billion, one hundred twenty-five million, two hundred twenty-two thousand, five hundred thirty-three".